IOS Developer

HI5 CONSULTING SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 70,000 - 120,000; Full time

Job summary

HI5 CONSULTING SOLUTIONS PTE. LTD. is seeking a hands-on iOS developer with 4–6 years of experience to build secure native mobile applications.

The role emphasizes secure coding practices, key security features like Keychain and Secure Enclave, and integration with OAuth 2.0 / OpenID Connect for secure authentication. Ideal candidates will have strong knowledge of Swift, UIKit/SwiftUI, Objective-C and Xcode, plus experience in mobile banking apps, fraud detection, and threat detection.

Qualifications

• 4-6 years hands-on iOS development experience.
• Secure mobile app development and secure coding practices.
• Experience with Keychain, Secure Enclave, Face ID / Touch ID.
• Knowledge of MFA, OAuth 2.0, OpenID Connect, SAML.
• JWT, API security, OWASP Mobile Top 10.
• Experience in mobile banking apps and fraud detection.
• Familiarity with Zimperium or similar mobile threat products.
• SSDLC, vulnerability remediation, and code scanning.
• Strong Swift, UIKit and/or SwiftUI, Objective-C, Xcode.
• Android development knowledge is a plus (Kotlin/Java).
• Understanding of iOS app architecture MVC/MVVM/Clean.
• Experience with REST/JSON APIs and Git.
• Good cross-functional collaboration and communication.

Skills

Swift

UIKit

SwiftUI

Objective-C

Xcode

Git

REST APIs

JSON

OAuth 2.0

OpenID Connect

SAML

JWT

OWASP Mobile Top 10

MFA

Face ID

Touch ID

Secure Enclave

Keychain

SSDLC

Vulnerability remediation

Code scanning

iOS security

Mobile threat detection

Zimperium

Tools

Android Studio

Git

Xcode

Job description

Job Requirements :

• 4-6 years of hands-on experience developing native iOS applications.
• Secure Mobile Application Development, Mobile application security best practices
• Secure coding principles, Data encryption at rest and in transit, Certificate pinning
• Keychain and Secure Enclave on iOS, Biometric authentication (Face ID / Touch ID)
• Multi-Factor Authentication (MFA), OAuth 2.0, OpenID Connect, or SAML
• JSON Web Tokens (JWT), API security, OWASP Mobile Top 10
• Experience in Mobile/Internet banking application, Fraud Detection, Mobile Security – Maleware detection, threat detection.
• Experience in Zimperium, vKey product or any other mobile threat detection protect.
• Secure software development lifecycle (SSDLC), Vulnerability remediation and code scanning
• Strong proficiency in Swift, UIKit and/or SwiftUI, Objective-C, Xcode,
• Proficiency in Android Studio, Android (Kotlin/Java) is added advantage.
• Good understanding of iOS application architecture (MVC, MVVM, Clean Architecture).
• Experience integrating RESTful APIs and JSON-based web services.
• Experience using Git and collaborative source control workflows.
• Good understanding of software engineering principles and design patterns.
• Strong analytical, debugging, and problem-solving skills.
• Development experience in Android / Harmony OS Mobile Development is added advantage.
• Good communication skills to work effectively in cross-functional teams.